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100W+100W TDA7498 High Power Amplifier, DC 12V~36V Dual Chanel HIFI Digital Audio Amplifier Board 100Wx2 1.Description: An audio amplifier board is a gadget used to amplify sound or input weak signals. 2.Feature: 1>.Gain selection. 2>.Aluminium alloys heat sink. 3>.Chip inductors. ... $14.44
~~$16.99~~ SKU: GY21117-1
$14.44
~~$16.99~~

Dual USB Step Down Power Supply Module Buck Voltage Converter 5V 3A Rechargeable Mini Charger Board 1.Description: The buck voltage converter is especially designed to reduce the DC voltage, and its output DC voltage is lower than the input DC voltage. 2.Feature: 1>.Support mobile phone quick charge. 2&g... $5.09
~~$5.99~~ SKU: GY21139-1
$5.09
~~$5.99~~

DC8V-60V Battery Voltage Monitor, Lithium Battery Undervoltage Protector Discharge Controller Protection Board 1.Description: It is a battery discharge monitor. It can be used for discharge safety protection of various accumulators and lithium batteries. It can effectively protect the battery from over-discharge, thus affecting the servic... $13.59
~~$15.99~~ SKU: GY21138-1
$13.59
~~$15.99~~

DC 3.3V 1.5inch IPS TFT LCD Display Module with RGB 240x280 Resolution NV3030B Driver SPI Interface 1.Description: It is a high-definition 1.5 inch TFT LCD liquid crystal display module.Its driver chip is NV3030B and SPI output. 2.Feature: 1>.TFT LCD display. 2>.High Definition. 3>.Ultra sm... $6.79
~~$7.99~~ SKU: GY21137-1
$6.79
~~$7.99~~

DC 5V Fan Speed Control Module, Automatic Temperature Controller NTC Sensor for 500mA Fan 1.Description: The intelligent fan temperature controller is used for adjusting the fan speed according to the actual temperature. 2.Feature: 1>.Automatic recognition of positive and negative poles. 2>.... $6.25
~~$7.35~~ SKU: GY21115-1
$6.25
~~$7.35~~

TWS Bluetooth-Compatiable Amplifier Module, 50Wx2+100W 2.1 Channel Audio Power Amplifier, DC 12V-24V Stereo Treble Bass Subwoofer Amp ZK... $37.39
~~$43.99~~ SKU: GY21120-1
$37.39
~~$43.99~~

SWD USB Programmer Downloader Emulator for STM32 Controller 1.Description: It is a 3.3V/5V SWD/USB Programmer Downloader Emulator for STM32 Controller. 2.Feature: 1>.Support SWD interface 2>.Support Virtual serial port 3>.Support all chips b... $5.69
~~$6.69~~ SKU: GY20887-1
$5.69
~~$6.69~~

15W+15W HIFI Bluetooth-compatible Amplifier Board, BLE 5.1 Stereo Audio Amp, U-disk/AUX Audio APP/Infrared Remote Control XY-Y15H 15W+15W HIFI Stereo Bluetooth 5.1 Amplifier Module 1... $10.19
~~$11.99~~ SKU: GY21114-1
$10.19
~~$11.99~~

50W+50W HIFI Bluetooth-Compatible Amplifier Board, TPA3116 BLE5.1 Stereo Audio Amp, APP/Infrared Remote Control XY-Y50H 50W+50W HIFI Stereo Bluetooth 5.1 Au... $11.35
~~$13.35~~ SKU: GY21113-1
$11.35
~~$13.35~~

30W+30W HIFI Bluetooth-compatible Amplifier Board, TPA3118 BLE 5.1 Stereo Audio Amp, APP/Infrared Remote Control XY-Y30H 30W+30W HIFI Stere... $11.04
~~$12.99~~ SKU: GY21112-1
$11.04
~~$12.99~~

DC 0-99.9V Voltage Monitor Module Programmable Delay Relay Switch Controller Battery Protector 1.Description: A30-U1 is a DC 99.9V Voltage Monitor Module with Delay. It can flexibly set detection upper and lower limit voltage values and set triggering conditions.It can realize functions such as voltage detection, overvoltage and... $14.99 SKU: GY21111-1
$14.99

DC 8V-100V Battery Capacity Monitor, Digital Battery Status Tester Meter, Battery Percentage Level Indicator Voltage Power Display PZEM-009 DC8V-100V Battery Capacity Monitor 1.Description: PZEM-009 is a DC8V-100V Battery Capacity Monitor which can supports Lithium iron phosphate battery and ternary polymer lithium battery, also can support multiple bat... $10.19
~~$11.99~~ SKU: GY21110-1
$10.19
~~$11.99~~

Battery Discharge Controller, DC 8V-86V Battery Voltage Monitor Protector Lithium/Lead-Acid Battery Tester 1.Description: It is a Battery Discharge Controller DC 8V-86V Battery Voltage Monitor Protector Lithium/Lead-Acid Battery Tester. 2.Feature: 1>.Battery overvoltage or undervoltage protection 2>... $12.74
~~$14.99~~ SKU: GY20771-1
$12.74
~~$14.99~~

DC 12V 24V 50W Mono Voice Playback Module, 9-Channel Music Power Digital Amplifier, 64Mbit Flash MP3 WAV UART Controller for Arduino 1.Description: DY-HL50F is a DC 12V 24V 60W Mono Voice Playback Module which can be trigger play by 9 input signal. It is a one-on-one segmented trigger control player that supports MP3 and WAV decoding formats; 9 input signal c... $11.48
~~$13.50~~ SKU: GY21102-1
$11.48
~~$13.50~~

DC 12V 24V 30W Mono Voice Playback Module, 9-Channel Music Power Digital Amplifier, 64Mbit Flash MP3 WAV UART Controller for Arduino DY... $10.19
~~$11.99~~ SKU: GY21101-1
$10.19
~~$11.99~~

Battery Voltage Monitor, DC 12V Low Voltage Disconnect Switch Over Charge Discharge Controller Protection Board for DC 0-99.9V Lead Acid Lithium Battery 1.Description: It is a DC 0-99.9V Battery Charge Discharge Voltage Monitor. It can input voltage from DC 0-99.9V Battery with relay switch output which can controller DC or AC various equipment. It can set battery discharg... $6.79
~~$7.99~~ SKU: GY21059-1
$6.79
~~$7.99~~

DIY Kit RDA5807 FM Radio, Dual Channel 87-108MHz Radio Receiver Kits with 0.5W Speaker for Electronic Soldering Practice and Learning 1.Introduction: It is a 3.0V RDA5807 87MHz-108MHz FM Radio Receiver DIY Kit. It is a simple FM receiver and can be used all over the world with power by AA*2 battery. It is very suitable for users to learn electronic circuits, p... $10.19
~~$11.99~~ SKU: GY21106-1
$10.19
~~$11.99~~

DC8-30V Battery Capacity Monitor with Voltage Display, 2-USB Port Voltage and Power Display Meter, Suitable for Car/Boats/Electric Bicycle 1.Description: It is a DC8-30V Battery Capacity Monitor with USB/Voltage Display which can supports Lithium iron phosphate battery, lead acid battery and ternary lithium battery, also can support multiple batteries in series. ... $5.94
~~$6.99~~ SKU: GY21104-1
$5.94
~~$6.99~~

L298N Driver Module, 4-Channel Motor Driving Board, Intelligent Smart Car Motor Drive Board 1.Description: The 4-Channel L298N Motor Driver Module integrates two L298N chips and can simultaneously drive 4 DC motors, allowing control over motor direction and speed. The module includes an LM2596S voltage regulator ... $8.49
~~$9.99~~ SKU: GY21057-1
$8.49
~~$9.99~~

8-Channel 817 Optocoupler Voltage Isolation Board Voltage Control Converter Photoelectric Isolation Module 1.Description: 1>.The module has strong anti-interference capability and opto-isolation, making it suitable for driving high-power transistors. 2>.Jumper Cap Can Achieve Output Port Is High POtential Or Pull Down ... $3.39
~~$3.99~~ SKU: GY21047-1
$3.39
~~$3.99~~

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